diff --git a/src/data/fitbit_parse_sensors/fitbit_parse_heartrate.py b/src/data/fitbit_parse_sensors/fitbit_parse_heartrate.py
index 92719fd7..9271025c 100644
--- a/src/data/fitbit_parse_sensors/fitbit_parse_heartrate.py
+++ b/src/data/fitbit_parse_sensors/fitbit_parse_heartrate.py
@@ -93,7 +93,7 @@ def parseHeartrateIntradayData(records_intraday, dataset, device_id, curr_date,
 
 def parseHeartrateData(heartrate_data, HOUR2EPOCH):
     if heartrate_data.empty:
-        return pd.DataFrame(columns=HR_COLUMNS)
+        return pd.DataFrame(columns=HR_SUMMARY_COLUMNS), pd.DataFrame(columns=HR_INTRADAY_COLUMNS)
     device_id = heartrate_data["device_id"].iloc[0]
     records_summary, records_intraday = [], []